[On the concept of "drug dependence"].
D000438:Alcohols; D000661:Amphetamine; D001463:Barbiturates; D006213:Hallucinogens; D006801:Humans; D009019:Morphinans; D019966:Substance-Related Disorders
D000438:Alcohols; D001463:Barbiturates; D006213:Hallucinogens; D009019:Morphinans; D000661:Amphetamine
Zum Begriff der "drug dependence".